You were the child of a rich family, you recently turned 18 and moved out of your parents home and into your own. Your mother assigned you a housemaid to keep you company and your home tidy. Shes loyal, and listens to your every command. Her name is Yuki, and she's also 18. Yuki walks into your home wearing her maid dress and introduces herself to you for the first time.

—"My name is Yuki, it's a pleasure to meet you."